<template>
  <common-layout>
    <div class="top">
      <div class="header">
        <img alt="logo" class="logo" src="@/assets/img/logo.png" />
        <span class="title">智能销售</span>
      </div>
      <div class="desc">Ant Design 是西湖区最具影响力的 Web 设计规范</div>
    </div>
    <div class="login">
      <a-form @submit="onSubmit" :form="form">
        <a-tabs size="large" :tabBarStyle="{textAlign: 'center'}" style="padding: 0 2px;">
          <a-tab-pane tab="账户密码登录" key="1">
            <a-alert type="error" :closable="true" v-if="error" :message="error" @close='onClose' showIcon style="margin-bottom: 24px;" />
            <a-form-item>
              <a-input
                  autocomplete="autocomplete"
                  size="large"
                  placeholder="admin"
                  v-decorator="['username', {rules: [{ required: true, message: '请输入账户名', whitespace: true}]}]"
              >
                <a-icon slot="prefix" type="user" />
              </a-input>
            </a-form-item>
            <a-form-item>
              <a-input
                  size="large"
                  placeholder="123456"
                  autocomplete="autocomplete"
                  type="password"
                  v-decorator="['password', {rules: [{ required: true, message: '请输入密码', whitespace: true}]}]"
              >
                <a-icon slot="prefix" type="lock" />
              </a-input>
            </a-form-item>
          </a-tab-pane>
        </a-tabs>
        <a-form-item>
          <a-button :loading="logging" style="width: 100%;margin-top: 24px" size="large" htmlType="submit" type="primary">登录</a-button>
        </a-form-item>
      </a-form>
    </div>
  </common-layout>
</template>

<script>
import CommonLayout from '@/layouts/CommonLayout'
import { getRoutesConfig, login } from '@/services/user';
import {setAuthorization} from '@/utils/request'
import {mapMutations} from 'vuex'
import { loadRoutes } from '@/utils/routerUtil';

export default {
  name: 'Login',
  components: {CommonLayout},
  data () {
    return {
      logging: false,
      error: '',
      form: this.$form.createForm(this)
    }
  },
  computed: {
    systemName () {
      return this.$store.state.setting.systemName
    }
  },
  methods: {
    ...mapMutations('account', ['setUser', 'setPermissions', 'setRoles']),
    onSubmit (e) {
      e.preventDefault()
      this.form.validateFields((err) => {
        if (!err) {
          this.logging = true
          let formData = new FormData()
          formData.append('username',this.form.getFieldValue('username'))
          formData.append('password',this.form.getFieldValue('password'))
          login(formData).then(this.afterLogin)
        }
      })
    },
    afterLogin(res) {
      this.logging = false
      const loginRes = res.data
      if (loginRes.code === 200) {
        const {userInfo, token} = loginRes.result
        this.setUser(userInfo)
        this.setPermissions(token)
        this.setRoles(userInfo.status)
        setAuthorization({token: loginRes.result.token, user: new Date(loginRes.result.userInfo)})
        // 获取路由配置
        getRoutesConfig().then(result => {
          console.log(result.data.result)
          const routesConfig = result.data.result.userInfo
          loadRoutes(routesConfig)
          this.$router.push('/demo')
          this.$message.success(loginRes.message, 3)
        })
      } else {
        this.error = loginRes.message
      }
    },
    onClose() {
      this.error = false
    }
  }
}
</script>

<style lang="less" scoped>
.common-layout{
  .top {
    text-align: center;
    .header {
      height: 44px;
      line-height: 44px;
      a {
        text-decoration: none;
      }
      .logo {
        height: 44px;
        vertical-align: top;
        margin-right: 16px;
      }
      .title {
        font-size: 33px;
        color: @title-color;
        font-family: 'Myriad Pro', 'Helvetica Neue', Arial, Helvetica, sans-serif;
        font-weight: 600;
        position: relative;
        top: 2px;
      }
    }
    .desc {
      font-size: 14px;
      color: @text-color-second;
      margin-top: 12px;
      margin-bottom: 40px;
    }
  }
  .login{
    width: 368px;
    margin: 0 auto;
    @media screen and (max-width: 576px) {
      width: 95%;
    }
    @media screen and (max-width: 320px) {
      .captcha-button{
        font-size: 14px;
      }
    }
    .icon {
      font-size: 24px;
      color: @text-color-second;
      margin-left: 16px;
      vertical-align: middle;
      cursor: pointer;
      transition: color 0.3s;

      &:hover {
        color: @primary-color;
      }
    }
  }
}
</style>
